package com.zt.service;

import com.zt.page.Page;
import com.zt.pojo.Contract;

public interface ContractService {
	int getTotalNum() ;
	Page<Contract> find(Page page) ;
	Contract restYearsByEmpno(Contract con) ;
	String addContract(Contract con) ;
	String updateContract(Contract con) ;
	String changSignState(Contract con) ;
	String deleteContract(Contract con);
}
